Sunday, February 15, 2015

JVC LT-32C31BJE - LT-32C31BUE - LT-32C31SJE - LT-32C31SUE LCD TV POWER SUPPLY AND SERVICE MODE

JVC LT-32C31BJE / LT-32C31BUE / LT-32C31SJE / LT-32C31SUE

POWER SUPPLY CIRCUIT AND SERVICE MODE 

HOW TO ENTER THE SERVICE MENU MODE
(1) Press the [INFORMATION] key and the [MUTING] key of the REMOTE CONTROL UNIT simultaneously, and the
SERVICE MENU screen of Fig.4 will be displayed.
(2) When the Main Menu is displayed, press any key of the [1] to [0] key to enter the corresponding menu mode.
*Press any of the [1] to [0] keys before the Service Menu mode disappears.
(3) Select the service item using the [FUNCTION (UP/DOWN )] key.
(4) Set the value using the [FUNCTION (RIGHT /LEFT) ] key.
(5) Press the [OK] key to save the value.
HOW TO EXIT THE SERVICE MENU MODE
Press the [INFORMATION] key to exit the Service Menu mode.
SETTINGS OF THE SERVICE MENUS
1. IF (VCO adjustment, ATT setting)
[Do not adjust]
2. V/C (VIDEO setting)
[Do not change settings of items that are not included in the "ADJUSTMENT PROCEDURE".]
Sets output data to the video circuit.
• [Function (UP/ DOWN )] key
For scrolling up/down the setting items.
• [Function (RIGHT / LEFT)] key
For scrolling up/down the setting values.
3. AUDIO (SOUND setting)
[Do not adjust]
4. DD/CM (Panel picture processing setting)
[Do not change settings of items that are not included in
the "ADJUSTMENT PROCEDURE".]
Sets output data to the deflection circuit
[Function (UP/ DOWN )] key
For scrolling up/down the setting items.
• [Zoom (red)] key
For switching to the next item.
• [Function (RIGHT / LEFT)] key
For scrolling up/down the setting values
5. VSM PRESET (PICTURE preset setting)
[Refer to page VSM PRESET SETTING.]
6. STATUS
(The version of software, the aspect, and the state of debugging are displayed. )
[Setting for this item is not required in servicing]
7. VNR (Noise reduction setting)
[Do not adjust]
Sets output data to the digital noise reduction circuit.
8. IP (DIST setting)
[Do not adjust]
Sets output data to the DIST circuit.
9. SHIPPING (OFF)
[Setting for this item is not required in servicing]
10. BUE FREE
[Setting for this item is not required in servicing]
POWER SUPPLY CIRCUIT 

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